|
cr)
<br /> RECORD DRAWING Z Z "
<br /> u U w
<br /> THESE RECORD DRAWINGS. '� w
<br /> GENERAL EROSION CONTROL REQUIREMENTS PRODUCED JANUA JANUARY 2021RYDI ¢ Ep w
<br /> a w
<br /> N
<br /> These notes are a summary for the legal requirements, that are set forth in the Fort Collins Stormwater Criteria Manual 22.All exposed soils or disturbed areas are considered a potential pollutant and shall have Control Measures e
<br /> (FCSCM), and that any conflict is resolved by the more stringent requirement controlling, implemented on the site to prevent materials from leaving the.site. Concrete truck/equipment washing,including the concrete truck chute and associated fixtures and equipment
<br /> 1. The Property Owner, Owner's Representative, Developer, Design Engineer, General Contractor, Sub-contractors, or - 23.All soils exposed during land disturbing activity (stripping, grading, utility installations, stockpiling, filling, etc.) shall be 41.All concrete and equipment washing shall use structural Control Measures appropriate to the volume of wash and
<br /> similar title for the developing entity (here after referred to as the Developer) has provided these Erosion Control kept in a roughened condition at all times by equipment tracking, scarifying or disking the surface on a contour frequency of use. These Control Measures shall be located, where practical, at least fifty (50) feet from any n
<br /> Materials in accordance with Erosion Control Criteria set forth in the Manual as an attempt to identify erosion, with a 2 to 4 inch minimum variation in soil surface until mulch, vegetation, and/or other permanent erosion control permanent or interim stormwater structures or drainage ways and shall be monitored as part of the routine E. Z
<br /> sediment, and other potential pollutant sources associated with these Construction Activities and preventing those is installed. inspections. These areas shall be clearly identified and protected from any wash from leaving the Control Measure. If o z z
<br /> pollutants from leaving the project site as an illicit discharge. Full City requirements and are outlined and clarified in frequent access from hardscape to the Control Measure is to occur, a structural tracking Control Measure shall be
<br /> the Manual under Chapter 4: Construction Control Measures and should be used to identify and define what is 24.No soil stockpile shall exceed ten (10) feet in height. All soil stockpiles shall be protected from sediment transport implemented. These Control Measures shall be frequently cleaned out. w
<br /> needed on a project. through the use of surface roughening, watering• and down gradient perimeter controls. All soil stockpiles shall be
<br /> ~protected from sediment transport by wind in accordance with Municipal Code §12-150. All stockpiles shall be 42.The Developer is responsible for ensuring washing activity is taking place at the appropriate Control Measure and site w
<br /> 2. The Developer shall make themselves thoroughly familiar with the provisions and the content of the specifications laid flattened to meet grade or removed from site as soon as practical, and no later than the completion of workers are not washing or dumping wash water on to the dirt or other uncontrolled locations. O
<br /> out in the Manual, the Development Agreement, the Erosion Control Materials compiled for this project, and the construction activities or abandonment of the project. All off-site stockpile storage locations in City limits shall z N
<br /> following notes as all these materials are applicable to this project. have a stockpile permit from the City Engineering Department prior to using the area to store material. If frequent Dedicated Asphalt and concrete batch plants J lit
<br /> access from hardscape to the stockpile is needed a structural tracking Control Measure shall be implemented. < w
<br /> 3. The Developer shall implement and maintain Control Measures for all potential pollutants from the start of land 0 Measures shall be installed prior to any land disturbing act a U x
<br /> disturbing activities until final stabilization of the construction site. 43.Dedicated asphalt and concrete batch plants are not acceptable on construction sites within the City of Fort Collins o In y
<br /> 25.All required Control vity (stockpiling, stripping, grading, without an expressed written request and plan to reduce pollutants associated with that type of activity and approval
<br /> 4. The City Erosion Control Inspector shall be notified at least twenty-four (24) hours prior to the desired start of etc.). All of the required erosion Control Measures must be installed at the appropriate time in the construction by the City of Fort Collins specifically the Erosion Control Inspector. The Developer shall inform the erosion control
<br /> any construction activities on this site to allow adequate time for on-site confirmation (initial inspection which can
<br /> sequence as indicated in the approved project schedule, construction plans, and erosion control report. inspection staff of any dedicated asphalt, or concrete batch plants that is to be used on site. z take up to two business days after receiving the request) that the site is in fact protected from sediment and 26.All inlets, curb-cuts, culverts, and other storm sewer infrastructure which could be potentially impacted by Concrete Saw Cuffing Materials O
<br /> pollutants discharges off site. Please contact erosionOfcgov.com early to schedule those Initial Erosion Control construction activities shall be protected with Control Measures. Material accumulated from this Control Measure shall U
<br /> Inspections well in advance so that demolition, clearing, grubbing, tree removal, and scraping may begin without be promptly removed and in cases where the protection has failed, the pipes shell be thoroughly cleaned out.
<br /> delay. Failure to receive an on-site confirmation before construction activities commence is an automatic "Notice of 44.Saw cutting material shall be in accordance with Municipal Code §12-150 for air emissions and all water
<br /> Violation" and can result in further enforcement actions. 27.All streams, stream corridors, buffers, woodlands• wetlands, or other sensitive areas shall be protected from impact applications to the saw cutting sholl prevent material from leaving the immediate site and collected. These cutting O
<br /> by any construction activity through the use of Control Measures. m
<br /> locations, once dried, sholl be swept and scraped of all material and shall have proper and legal disposal. _ ¢ m
<br /> 5. The Developer shall proactively provide all appropriate Control Measures to prevent damage to adjacent downstream (n ad a: �e
<br /> and leeward properties. This includes but is not limited to: trees, shrubs, lawns, walks, pavements, roadways, 28.All exposed dirt shall have perimeter control. Any perimeter controls that drain off or has the ability to be tracked Waste Materials Storage and Sanitary Facilities O
<br /> structures, creeks• wetlands, streams, rivers, and utilities that ore not designed for removal, relocation, or onto the nearby hardscape shall have some form of effective sediment control as the, or as part of the, perimeter 0
<br /> replacement in the course of construction. control. 45.Trash, debris, material salvage, and/or recycling areas shall be, where practical, at least fifty feet from any
<br /> permanent or interim stormwoter structures or drainage ways and shall be monitored as part of the routine LLI
<br /> 6. At all times the Developer shall be responsible to ensure adequate Control Measures are designed, selected, installed, 29.All exposed slopes should be protected. All exposed steep slopes (Steeper than 3:1 H:V) shall be protected from inspections. These facilities should be located out of the wind and covered as able. Where not able to [over, m m
<br /> maintain, repaired, replaced, and ultimately removed in order to prevent and control erosion suspension• sediment erosion and sediment transport through use of Control Measures. locating said areas on the side of other,structures to reduce exposure to winds, and follow maximum loading O w
<br /> transportation, and pollutant discharge as a result of construction activities associated with this project. guidelines as marked on the container. The Developer is required to practice good housekeeping to keep the w z >
<br /> 30.No soils shall remain exposed b land disturbing activity for more than thirty 30 days after activity has ceased construction site free of litter, construction debris, and leaking containers.
<br /> 7. All applicable Control Measures based upon the sequencing and/or phasing of the project shall be installed P Y 9 Y Y ( ) Y Y 3 ¢
<br /> pp p q g / p g p 1. prior to before required temporary seeding or permanent erosion control e. seed mulch, landscaping. etc. is installed.
<br /> q P ry 9 P ( 9 / P 9• ) w ¢ a
<br /> those construction activities commencing. - - 46.Sanitary facilities shall be prevented from tipping through the use of anchoring to the ground or lashing to a o o This is not just limited to projects that are abandoned: this includes any project that is temporarily halted and no stabilized structure. These facilities shall also be located as far as practical from an inlet, curb cut, drainage swole
<br /> B. As dynamic conditions due to the nature, timing, sequence, and phasing of construction in the field may warrant immediate activity is to resume within the next thirty (30) days, unless otherwise approved by the City Erosion or other drainage conveyances to prevent material transport from leaving the local area. This consists of the facility
<br /> Y ( 9, q P 9 ) Y Control Inspector. During a season when seeding does not produce vegetative cover, another temporary erosion g Y P P 9 y
<br /> - -Control Measures in addition, or different, to what is shown on these-plans, the Developer shall at all times be iohtrol shall be implemented with or until temporary seeding or permanent erosion control-can be performed. - being located, where practical,-at least fifty (50) feet from any permanent or interim drainage _ways.
<br /> responsible to implement the Control Measures that are most effective with the current state and progress of - -
<br /> construction. The Developer shall implement whatever measures are determined necessary, and/or as directed by the 31.All individual lots shall have effective sediment controls located on the street side and any down-gradient side. Other Site Operations and Potential Spill Areas -
<br /> City Erosion Control Inspector. The Developer shall insure that all Erosion Control Plans (Maps) or SWMP documents Typically most lots drain to the front yet on those cases where houses are along a pond or drainage swole have
<br /> are updated to reflect the current site conditions, with updates being initioled and dated. These site inspections and the lot drain in a different direction than the street, those individual lots will need protection on that down gradient 47.Spills: For those minor spills that: are less than the State's reportable quantity for spills, stay within the permitted
<br /> site condition updates shall be made available upon request by the City. side to prevent sediment from leaving the lot. See the Individual Lot Details for further clarification. area, and in no way threaten any stormwater conveyance, notify the City of Fort Collins Utilities by email at
<br /> - - - - - - - - - erosionOfcgov.com or phone (970) 817-4770. For any significant, major• or hazardous spills, notify the City of Fort
<br /> 9. All listings, provisions, materials• procedures, activities• site work and the like articulated in this or other written Vehicle Tracking Collins Utilities by phone only after Emergency Response (911) has been notified and is on route, County Health
<br /> site
<br /> documents (Including but not limited to the erosion control reports, development agreements, landscape. Department has been notified through Lorimer County Sheriff Dispatch (970) 416-1985, and the State Spill Hotline
<br /> and drainage materials) shall meet or exceed the most restrictive language for City, County. State, and Federal 32.At all points where vehicles exit or leave the exposed dirt area on to a hardscape or semi horoscope (concrete, Incident Reporting have been contacted 1-877-518-5608. Written documentation shall be provided to the City within
<br /> regulations with regards to erosion, sediment, pollutant, and other pollution source Control Measures. The Developer asphalt, road base, etc.) shall have installed at least one structural tracking Control Measure to prevent vehicle 5 days of the event. All spills shall be cleaned up immediately.
<br /> shall be responsible to comply with all of these aforementioned laws and regulations. tracking. All areas not protected by an adequate perimeter control shall be considered a point where vehicles exit
<br /> the site. Access points should be limited to as few entrances as passible (Al perimeter areas shall be protected 48.Selection of'plastic welded" erosion control blankets shall not be used in areas that wildlife, such as snakes, am
<br /> 10.The Developer shall ensure that all appropriate permits (COPS General Permit Stormwater Discharges Associated with from tracking activities). likely to be located as these have proven to cause entrapment issues.
<br /> Construction Activity, Dewatering, Clean Water Act, Army Corps of Engineers' 404 Wetlands Mitigation Permit, etc.) z
<br /> have been attained prior to the relevant activity has begun. These permits or copies shall be mode available upon Final stabilization and project completion Q
<br /> 33.In all areas that the structural tracking Control Measures fail to prevent vehicle tracking, collection and proper p 1 p
<br /> m request by the City. disposal of that material is required. All inlets located near access points and affected by tracking activities shall be
<br /> prevented from the introduction of sediment into the drainage system. City Municipal Code §20-62, among other 49.Any stormwater facilities used as a temporary Control Measure will be restored and storm sewer lines will be cleaned -J /1
<br /> 11.The Developer shall furnish all conveniences and assistances to aid the Erosion Control Inspectors of materials, things, prohibits the tracking, dropping, or depositing of soils or any other material onto city streets by or from any upon completion of the project and before turning the maintenance over to the Owner, Homeownere Association a- (�
<br /> workmanship, records, and self-inspections, etc. of the Control Measures involved in the construction activities. J
<br /> source. (HOA), or other party responsible for long term maintenance of those facility.
<br /> 12.The Developer shall request clarification of all apparent site construction issues that may arise due to inconsistencies 50.All final stabilization specifications shall be done in accordance with the Manual, Cha ter 4: Construction Control
<br /> in construction plans for the site or site conditions around the selected Control Measures by contacting the Erosion 34.City Municipal Code, §26-498, among other things, prohibits the discharge of pollutants on public or private property P P U J
<br /> pControl Inspector. The Erosion Control Inspector will not be responsible for any explanations, interpretations, or if there is a significant potential for migration of such pollutant. Therefore, all tracked or deposited materials Measures. Q
<br /> N supplementary data provided by others. (intentional or inadvertent) are not permitted to remain on the street or gutter and shall be removed and legally
<br /> ^1 disposed of by the Developer in a timely and immediate manner. Dirt romps installed in the curb-lines are not 51.All disturbed areas designed to be vegetated shall be amended, seeded k mulched, or landscaped as specified Ir LL
<br /> 13.All Control Measures shall be installed in accordance with the Manual. exempt to these sections of code and shall not be permitted in the street right of way (public or private). the landscape plans within 14 working days of final grading. ,^ LL/ z
<br /> vJ t%
<br /> 14. The City reserves the right to require additional Control Measures as site conditions warrant, to the extent authorized 35.If repeated deposit of material occurs on a site, additional structural tracking controls may be required of the 52.Soil in all vegetated (landscaped or seeded) areas, including parkways and medians shall comply with all
<br /> Y it q P P 9 Y q requirements set forth m Sections 12-130 through 12-132 of the City Municipal Code, as well as Section 3.8.21 O
<br /> by relevant legal authority. Developer by the City Erosion Control Inspector. for the City Land Use Code.
<br /> 15.As with an construction standards occasions may arise where the minimum erosion control standards are either
<br /> J
<br /> Y Y Loading and Unloading Operations 53.Al seeding shall refer to landscaping plena for species mixture and application rates and depths requirements. rrY�
<br /> inappropriate or cannot be justified. In these cases, a variance to these standards may be applied for pursuant to
<br /> the terms, conditions, and procedures of the Manual. L
<br /> 36.The Developer shall apply Control Measure to limit traffic (site worker or public) impacts and proactively locate 54.Al seed shall be drilled where practical to o depth based upon the seed type. Broadcast seeding shall be applied r
<br /> y material delivered to the site in close proximity to the work area or immediately incorporated in the construction to at double the rate as prescribed for drill seeding and shall be lightly hand raked after application. Hydroseeding may >
<br /> 16.Inspection. The contractor shall inspect site pollutant sources and implement Control Measures of a minimum of limit operational impacts to disturbed areas, vehicle tracking, and sediment deposition that could impact water be substituted for drill seeding on slopes steeper than 3(H):l(V) or on other areas not practical to drill seed and
<br /> once every two weeks during construction and within 24 hours following a precipitation event. Documentation of each quality. crimp and mulch. All hydroseeding must be conducted as two separate processes of seeding and tackificotion. Q
<br /> inspection shall be recorded and retained by the contractor.
<br /> OutdoorStora a or Construction Site Materials, Materials,Fertilize and Chemicals
<br /> 17.AO-temporary"Control Measures shall be cleahed;-repaired,-or-recdnstrutY6d be necessary id order to assure continuer` � - g g �+ - ��-- -- -' - 55.All seeded areas mast-be mulched within twenty-four (24)after planting:-All mulch shall be mechanically-[ramped- in
<br /> a' performance of their intended function. All retained sediments, particularly those on paved roadway surfaces• shall be and or adequately applied tackifier. The use of crimped mulch or tackifier may require multiple re-applications if not
<br /> removed and disposed of in a manner and location so as not to cause their release into any drainage way. 37.Any materials of a non-polluting nature (steel, rock, brick, lumber, etc.) shall be inspected for any residue coming properly installed or have weathered or degraded before vegetation has been established. Areas of embankments
<br /> off the material during routine inspection and will generally be located where practical at least fifty (50) feet from having slopes greater than or equal to 3H:1V shall be stabilized with an erosion mat or approved equal to ensure
<br /> 18.Any Control Measure may be substituted for another standard Control Measure so long as that Control Measure is any permanent or interim drainage ways. seed will be able to germinate on the steep slopes. During a season when seeding does not produce vegetative
<br /> g equal to, or of greater protection than the original Control Measure that was to be used in that location. (ex. silt cover, another temporary erosion control shall be implemented along with, or until, temporary seeding or permanent
<br /> n fence• for wattles, or for compact berms) Wattle alone on commercial construction sites have shown to be on 38.Any high environmental impact pollutant materials that have a high likelihood to result in discharge when in contact erosion control can be performed.
<br /> ineffective substitute for silt fence or P compact berms unless it is accompanied by a construction fence to prevent with stormwater (lubricants, fuels, paints, solvents, detergents, fertilizers, chemical sprays, bags of cement mix. 56.The Developer shall warranty and maintain all vegetative measures for two growing seasons after installation or until
<br /> W vehicle traffic. etc.) should not be kept on site where practical. When not practical, they should be stored inside (vehicle, trailer• seventy percent (70%) vegetative cover has been established, whichever is longer and meets all the Criteria outlined
<br /> 7 connex, building, etc.) and out of contact with stormwater or stormwater runoff. Where not available, they shall be in the Fort Collins Stormwater Criteria Manual Chapter 4: Construction Control Measures.
<br /> 19.Any implementation or replacement of existing Control Measures for a non-standard control, or alternative Control stored outside in a raised (high spots or on pallets), covered (plastic or torped), and sealed (leak proof container)
<br /> �+ Measure, shall require the review and acceptance by the City erosion control staff before the measure will be in secondary containment location. The secondary containment or other Control Measure shall be adequately sized,
<br /> S allowed to be used on this project. These Control Measures' details shall be submitted, reviewed and accepted to located, where practical, at least fifty (50) feet from any permanent or interim stormwater structures or drainage 57.The Developer shall maintain, monitor, repair, and replace any and all applicable Control Measures until final
<br /> be in accordance with the Erosion Control Criteria based upon the functionality and effectiveness in accordance with was and shall be monitored as art of the routine inspections. stabilization has been obtained. Al Control Measures must remain until such time as all upstream contributing
<br /> sound engineering and hydrological practices Y P p pollutant sources have been vegetated or removed from the site. When any Control Measure t removed, the
<br /> Developer shall be responsible for the cleanup and removal of all sediment and debris from that Control Measure. At
<br /> Land disturbance,Stockpiles,and Storage of Soils Vehicle and equipment maintenance and fueling the point at which the site has been deemed stabilized and verified by City Erosion Control Inspector, all temporary
<br /> Control Measures can then be fully removed. All measures shall be removed within 30 days after final stabilization is
<br /> 39.Parking, refueling, and maintenance of vehicles and equipment should be limited in one area of the site to minimize achieved.
<br /> 20.There shall be no earth-disturbing activity outside the limits designated on the accepted Plans. Off rood staging possible spills and fuel storage areas. This area shall be located, where practical, at least fifty (50) feet from any
<br /> areas or stockpiles must be preapproved by the City. Disturbances beyond these limits will be restored to original permanent or interim stormwater structures or drainage ways and shall be monitored as part of the routine 58.The responsible party shall maintain and keep current all payments or related forms of security for the Erosion
<br /> condition. inspections. All areas shall keep spill kits and supplies close. Control Escrow until 1) stabilization has been reached and 2) all Control Measures and/or BMPs have sediment
<br /> 21.Pre-disturbance vegetation shall be identified, protected, and retained wherever possible. Removal d disturbance of
<br /> materials collected and the Control Measure removed from the site. At that time the site will be considered e
<br /> 3 existing vegetation shall be limited to the area required for immediate construction operations, and for the shortest Significant Dust or Particulate generating Process completed and any remaining Erosion Control Escrow shall be returned to the appropriate parties. ^N
<br /> e N
<br /> tactical exposed
<br /> of time. This should include sequencing and phasing construction activities in a way so that the soil - FF
<br /> is not exposed for long periods of time by schedule or limit pgrading to small areas. This should also include when 40.The property must be actively preventing the emission of fugitive dust at all times during construction and vegetation � rim V
<br /> practical advancing the schedule on stabilization activities such that landscaping takes place shortly if not activities. All land disturbing activities that result in fugitive dust shall be in accordance with Municipal Code c e
<br /> immediately after grading has occurredItl . Vegetation efforts shall start as soon as possible to return the site to a §12-150 to reduce the impacts to adjacent properties and community health. All required practices shall be a 0
<br /> no
<br /> stabilized condition. Sensitive areas should avoid clearing and grading activities as much possible. implemented and additional ones shall be followed. These practices include watering the sites and discontinuing Wa o•E
<br /> construction activities until the wind subsides as determined by any City Inspectors. a a n
<br /> is ;"
<br /> No. Revisions: By. Date: �,DO LICE IE 3 It
<br /> g I s-Builts BR Jan 2021 4���. D.•= 'irO Vi`;
<br /> 4 ' "a
<br /> Y 'a
<br /> M_
<br /> �^ •$�.•t1 to6f'iof,�%tie N
<br /> �SsfoMAl``�
<br />
|